handle negative fluxes
handle negative fluxes

tkelman/SloanDigitalSkySurvey.jl,jeff-regier/Celeste.jl,jeff-regier/Celeste.jl,rgiordan/SloanDigitalSkySurvey.jl,jeff-regier/Celeste.jl,JuliaPackageMirrors/SloanDigitalSkySurvey.jl